Best MemTest64 Alternatives in 2026
Updated
20 tools from hardware diagnostic software ranked against MemTest64 on the same published basis.
- 1MemTest64 vs Hard Disk Sentinel
- 2MemTest64 vs smartmontools
- 3MemTest64 vs MemTest86+
- 4MemTest64 vs stress-ng
- 5MemTest64 vs MemTest86
- 6MemTest64 vs PC-Doctor Toolbox
- 7MemTest64 vs Intel VTune Profiler
- 8MemTest64 vs Blackwire Drive Eraser & Sanitizer
- 9MemTest64 vs Ultimate Boot CD
- 10MemTest64 vs HDAT2
- 11MemTest64 vs Piston
- 12MemTest64 vs Eurosoft Pc-Check
- 13MemTest64 vs HP PC Hardware Diagnostics
- 14MemTest64 vs BatteryMon
- 15MemTest64 vs Prime95
- 16MemTest64 vs CrystalDiskMark
- 17MemTest64 vs HD Tune Pro
- 18MemTest64 vs FurMark
- 20MemTest64 vs GSmartControl
- 21MemTest64 vs Karhu RAM Test
MemTest64 alternatives compared
| # | Tool | Score | Free plan | From | Runs on |
|---|---|---|---|---|---|
| 1 | Hard Disk Sentinel | 7.6 | Free plan | Free | Linux, Windows |
| 2 | smartmontools | 7.4 | Free plan | Free | Linux, Mac, Windows |
| 3 | MemTest86+ | 7.3 | Free plan | Free | Linux, Mac, Windows |
| 4 | stress-ng | 7.3 | Free plan | Free | Android, Linux, Mac, self-hosted, Windows |
| 5 | MemTest86 | 7.2 | Free plan | Free | Linux, Mac, self-hosted, Windows |
| 6 | PC-Doctor Toolbox | 7.2 | Free plan | Free | Web, Windows |
| 7 | Intel VTune Profiler | 7.0 | Free plan | Free | Linux, self-hosted, Windows |
| 8 | Blackwire Drive Eraser & Sanitizer | 6.9 | Free plan | Free | Windows |
| 9 | Ultimate Boot CD | 6.9 | Free plan | Free | Linux, self-hosted, Windows |
| 10 | HDAT2 | 6.8 | Free plan | Free | Windows |
| 11 | Piston | 6.8 | Free plan | Free | Android |
| 12 | Eurosoft Pc-Check | 6.7 | No | $8.75/mo | Linux, self-hosted, Windows |
| 13 | HP PC Hardware Diagnostics | 6.7 | No | — | Windows |
| 14 | BatteryMon | 6.5 | No | $21/mo | Windows |
| 15 | Prime95 | 6.1 | No | — | Windows, Mac, Linux |
| 16 | CrystalDiskMark | 5.8 | No | — | Windows |
| 17 | HD Tune Pro | 5.8 | No | $29.95/mo | Windows |
| 18 | FurMark | 5.7 | Free plan | Free | Windows |
| 20 | GSmartControl | 5.6 | No | — | Windows, Mac, Linux |
| 21 | Karhu RAM Test | 5.6 | No | — | Windows |
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Questions about MemTest64 alternatives
What is the best alternative to MemTest64?
Hard Disk Sentinel, number 1 in hardware diagnostic software with a score of 7.6 out of 10. The others here: smartmontools, MemTest86+, stress-ng and 16 more.
What is the best free alternative to MemTest64?
Hard Disk Sentinel is the best-ranked alternative with a free plan. 12 of the 20 alternatives here publish a free plan on their own pricing pages.
How are these alternatives ranked?
Ranked on what each maker publishes, the fullest spec sheet first: how deeply the product is documented, the platforms it runs on, a free tier or trial to test it, and its standing.